<?php
/**
 * Created by PhpStorm.
 * User: dfh
 * Date: 2016/9/27
 * Time: 9:49
 */
header(`content-type:text/html;charset=uft-8`);
$year=2015;
$result=(($year%4==0)&&($year%100!=0)||($year%400==0))?'年是闰年':'不是闰年';
echo'<h2>闰年的判断</h2>';
echo'<p>输入的年份：'.$year;
echo'<p>判断的结果：'.$year.'年'.$result;